Patents by Inventor Kathleen S. Shafer

Kathleen S. Shafer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9772321
    Abstract: A compound represented by formula: is disclosed. R is hydrogen or alkyl; X is alkylene; Y is a bond, ether, thioether, amine, amide, ester, thioester, carbonate, thiocarbonate, carbamate, thiocarbamate, urea, thiourea, alkylene, arylalkylene, alkylarylene, or arylene, wherein alkylene, arylalkylene, alkylarylene, and arylene are optionally at least one of interrupted or terminated by at least one of an ether, thioether, amine, amide, ester, thioester, carbonate, thiocarbonate, carbamate, thiocarbamate, urea, or thiourea; and Z is an acrylate, a methacrylate, an acrylamide, a methacrylamide, a styrenyl, or a terminal alkenylene having at least three carbon atoms. A composition including the compound, and a method of determining the degree of cure of a curable polymeric resin are also disclosed.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: September 26, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Michael S. Wendland, Mark F. Schulz, Kathleen S. Shafer, George W. Griesgraber
  • Publication number: 20160319106
    Abstract: A curable composition having a polythiol; at least one unsaturated compound comprising two or more carbon-carbon double bonds, carbon-carbon triple bonds, or a combination thereof; and a dye compound represented by formula: A crosslinked composition prepared from the curable composition, a method for indicating curing in a curable composition, and a method of stabilizing a curable composition comprising a polythiol and at least one unsaturated compound comprising two or more carbon-carbon double bonds, carbon-carbon triple bonds, or a combination thereof are also disclosed.
    Type: Application
    Filed: December 19, 2014
    Publication date: November 3, 2016
    Inventors: Sheng Ye, Kathleen S. Shafer, Michael S. Wendland, Jonathan D. Zook, Susan E. DeMoss
  • Publication number: 20160041143
    Abstract: A compound represented by formula: is disclosed. R is hydrogen or alkyl; X is alkylene; Y is a bond, ether, thioether, amine, amide, ester, thioester, carbonate, thiocarbonate, carbamate, thiocarbamate, urea, thiourea, alkylene, arylalkylene, alkylarylene, or arylene, wherein alkylene, arylalkylene, alkylarylene, and arylene are optionally at least one of interrupted or terminated by at least one of an ether, thioether, amine, amide, ester, thioester, carbonate, thiocarbonate, carbamate, thiocarbamate, urea, or thiourea; and Z is an acrylate, a methacrylate, an acrylamide, a methacrylamide, a styrenyl, or a terminal alkenylene having at least three carbon atoms. A composition including the compound, and a method of determining the degree of cure of a curable polymeric resin are also disclosed.
    Type: Application
    Filed: March 13, 2014
    Publication date: February 11, 2016
    Inventors: Michael S. Wendland, Mark F. Schulz, Kathleen S. Shafer, George W. Griesgraber
  • Patent number: 9243172
    Abstract: The present disclosure provides a method of providing an adhesive composition comprising the steps of combining crosslinkable composition including: a) a (meth)acryloyl monomer mixture with the b) photocrosslinking agent mixture, and irradiating with UVC radiation to polymerize and crosslink the composition.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: January 26, 2016
    Assignee: 3M Innovative Properties Company
    Inventors: Larry R. Krepski, Babu N. Gaddam, Marie Aloshyna ep Lesuffleur, Arlin L. Weikel, Kathleen S. Shafer
  • Publication number: 20150152298
    Abstract: The present disclosure provides a method of providing an adhesive composition comprising the steps of combining crosslinkable composition including: a) a (meth)acryloyl monomer mixture with the b) photocrosslinking agent mixture, and irradiating with UVC radiation to polymerize and crosslink the composition.
    Type: Application
    Filed: February 11, 2015
    Publication date: June 4, 2015
    Inventors: Larry R. Krepski, Babu N. Gaddam, Marie Aloshyna ep Lesuffleur, Arlin L. Weikel, Kathleen S. Shafer
  • Patent number: 8980967
    Abstract: The present disclosure provides a method of providing an adhesive composition comprising the steps of combining crosslinkable composition including: a) a (meth)acryloyl monomer mixture with the b) photocrosslinking agent mixture, and irradiating with UVC radiation to polymerize and crosslink the composition.
    Type: Grant
    Filed: March 27, 2012
    Date of Patent: March 17, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Larry R. Krepski, Babu N. Gaddam, Marie Aloshyna ep Lesuffleur, Arlin L. Weikel, Kathleen S. Shafer
  • Publication number: 20140039083
    Abstract: The present disclosure provides a method of providing an adhesive composition comprising the steps of combining crosslinkable composition including: a) a (meth)acryloyl monomer mixture with the b) photocrosslinking agent mixture, and irradiating with UVC radiation to polymerize and crosslink the composition.
    Type: Application
    Filed: March 27, 2012
    Publication date: February 6, 2014
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Larry R. Krepski, Babu N. Gaddam, Marie Aloshyna ep Lesuffleur, Arlin L. Weikel, Kathleen S. Shafer